UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 6 OCT 25 Station: LTBM WMO ident: 17240 Latitude: 37.75 Longitude: 30.55 Elevation: 997.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 87 1 925 762 SFC 900 997 21.6 8.6 43 13.0 13.7 150 10 303.8 305.2 290.9 327.2 7.81 3 850 1490 16.8 6.8 52 10.0 10.9 155 12 303.7 305.1 290.5 325.7 7.31 4 712 2965 2.8 -0.3 80 3.1 1.3 196 7 304.1 305.1 288.8 320.1 5.26 5 709 3000 3.0 -1.9 70 4.9 0.6 197 7 304.7 305.6 288.4 319.0 4.69 6 700 3104 6.0 -16.0 19 22.0 -2.1 200 7 309.1 309.4 286.8 314.2 1.57 7 694 3174 6.0 -30.0 5 36.0 -3.8 201 7 309.9 310.0 285.8 311.5 0.46 8 693 3186 5.8 -28.2 7 34.0 -3.8 201 8 309.8 309.9 285.9 311.7 0.54 9 681 3329 5.6 -33.4 4 39.0 -4.3 204 8 311.1 311.2 286.1 312.3 0.34 10 643 3796 3.4 -41.6 2 45.0 -6.2 213 12 313.8 313.8 286.9 314.4 0.15 11 613 4182 2.4 -14.6 27 17.0 -4.2 220 14 316.9 317.3 289.9 323.6 2.01 12 593 4449 0.6 -12.4 37 13.0 -4.7 225 16 317.9 318.4 290.6 326.1 2.49 13 556 4964 -1.5 -20.5 22 19.0 -7.9 234 19 321.3 321.6 290.6 325.9 1.35 14 538 5225 -3.7 -21.7 23 18.0 -9.5 239 21 321.7 322.0 290.6 326.1 1.25 15 500 5800 -6.7 -25.7 20 19.0 -12.1 250 25 324.9 325.1 291.2 328.2 0.94 16 454 6549 -11.1 -27.1 25 16.0 -15.3 244 28 328.4 328.6 292.2 331.7 0.91 17 400 7510 -18.1 -39.1 14 21.0 -21.7 235 31 331.5 331.5 292.4 332.7 0.32 18 348 8534 -26.5 -46.5 13 20.0 -28.7 235 38 333.6 333.6 292.9 334.2 0.17 19 300 9590 -34.3 -52.3 14 18.0 -35.6 235 46 337.0 337.1 293.7 337.4 0.10 20 250 10850 -42.1 230 49 343.5 21 214 11886 -47.5 233 65 350.7 22 200 12330 -49.7 235 72 354.1 23 170 13375 -55.7 240 85 361.0 24 150 14160 -60.3 240 78 366.2 25 122 15429 -67.9 235 77 374.6 26 113 15891 -68.3 235 75 382.2 27 100 16620 -71.7 235 72 389.2 28 97 16801 -70.1 234 68 395.7 29 83 17734 -69.9 227 45 414.2 30 73 18511 -64.5 222 26 441.1 31 70 18770 -62.7 220 20 450.2 32 64 19320 -63.9 237 17 459.3 33 60 19715 -64.5 250 15 466.5 34 50 20830 -63.7 285 10 493.4 35 45 21480 -61.9 298 11 512.8 36 40 22213 -60.3 313 12 534.4 37 35 23049 -59.1 330 13 558.4 38 31 23813 -57.9 346 14 581.3 39 30 24020 -57.5 350 14 587.9 40 24 25426 -57.5 309 22 626.6 41 20 26580 -55.9 275 28 665.1 42 18 27257 -52.9 279 26 694.9 43 12 29887 -51.1 293 18 786.7 44 10 31080 -49.1 300 15 836.3 45 9.3 31556 -48.9 854.6 46 8.7 31997 -46.7 879.6 47 7.1 33351 -44.5 941.3 48 6.8 33641 -43.1 958.8 TRP 122 15429 -67.9 235 77 374.6 WND 170 13375 -55.7 240 85 361.0 Sounding variables and indices 1000-500 mb thick: 5713.00 m Freezing level: 582.43 mb = 4596.43 m = 15079.96 ft Wetbulb zero: 706.98 mb = 3022.98 m = 9917.78 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 36.84 % Est. max temperature: 21.90 C = 71.42 F Sfc-Lift cond lev (LCL): 742.19 mb = 2619.50 m = 8594.05 ft T: 6.08 C 700-500 lapse rate: 4.71 C/km ThetaE index: 15.70 C Layer 850.0- 693.0 mb Conv cond level (CCL): 726.42 mb = 2798.37 m = 9180.90 ft Mean mixing ratio: 7.23 g/kg Conv temperature: 21.93 C = 71.47 F Cap Strength: 6.57 C Lifted Index: 6.76 C Risk: None Lifted Index @300 mb: 8.86 C Lifted Index @700 mb: 3.34 C Showalter Index: 6.64 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 13.50 C K Index: 8.30 Risk: None Sweat Index: 130.60 Risk: None Energy Index: 0.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.73 J/kg Max Up Vert Vel: 1.86 m/s Conv Inhibition (B-): 4.85 J/kg Cap Strength: 6.53 C Lift Cond Lev (LCL): 729.54 mb = 2762.73 m = 9063.96 ft Lev Free Conv (LFC): 714.54 mb = 2935.74 m = 9631.58 ft Equ Level (EL): 704.54 mb = 3051.24 m = 10010.51 ft B at Equ Level: -4.66 J/kg Max Parcel Lev (MPL): 704.54 mb = 3051.24 m = 10010.51 ft Wind level data Storm motion: 259 at 12 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 900 997 150 10 -5.0 8.7 | 110 18 -16.9 6.3 1 850 1490 155 12 -5.1 10.9 | 117 19 -17.0 8.5 2 700 3104 200 7 2.4 6.6 | 114 10 -9.5 4.2 3 500 5800 250 25 23.5 8.6 | 242 13 11.6 6.2 4 400 7510 235 31 25.4 17.8 | 221 20 13.5 15.4 5 300 9590 235 46 37.7 26.4 | 227 35 25.8 24.0 6 250 10850 230 49 37.5 31.5 | 221 39 25.6 29.1 7 200 12330 235 72 59.0 41.3 | 230 61 47.1 38.9 8 170 13375 240 85 73.6 42.5 | 237 74 61.7 40.1 9 150 14160 240 78 67.5 39.0 | 237 67 55.7 36.6 10 122 15429 235 77 63.1 44.2 | 231 66 51.2 41.8 11 100 16620 235 72 59.0 41.3 | 230 61 47.1 38.9 12 70 18770 220 20 12.9 15.3 | 184 13 1.0 13.0 13 50 20830 285 10 9.7 -2.6 | 24 5 -2.2 -5.0 14 30 24020 350 14 2.4 -13.8 | 30 19 -9.5 -16.2 15 20 26580 275 28 27.9 -2.4 | 287 17 16.0 -4.8 16 10 31080 300 15 13.0 -7.5 | 354 10 1.1 -9.9 Wind Parameters Mean winds (0-6000m): 228.7 at 16.2 knts Storm direction: 258.7 at 12.1 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 42.2 deg Storm rel helicity (0-3000m) pos: 31.1 neg: -3.8 tot: 27.3 m^2/s^2 ave: 9.1 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 39.22 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 153 11 114 18| 2.3 0.0 2.3| 9.9 0.0 9.9 19.8 0.91| 2.3 2.1 1000 157 11 116 18| 1.8 0.0 1.8| 14.1 0.0 14.1 14.1 0.54| 2.8 1.5 1500 162 11 117 17| 1.9 0.0 1.9| 14.6 -0.3 14.2 9.5 0.36| 2.8 1.0 2000 166 10 117 16| 1.9 0.0 1.9| 14.6 -3.0 11.6 5.8 0.20| 2.7 0.5 2500 171 10 118 15| 1.9 0.0 1.9| 21.8 -3.8 18.1 7.2 0.33| 2.9 0.9 3000 179 10 122 14| 2.2 0.0 2.2| 31.1 -3.8 27.3 9.1 0.47| 3.0 1.4 4000 200 11 136 12| 2.7 0.0 2.7| 51.5 -3.8 47.7 11.9 0.64| 3.4 2.2 5000 221 14 161 9| 3.0 0.0 3.0| 72.7 -6.0 66.7 13.3 0.66| 3.6 2.4 6000 229 16 182 8| 2.5 0.5 2.9| 72.7 -20.6 52.1 8.7 0.49| 3.5 1.7 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251006.12.gif